1. Dystonia Study Group, Comella CL, Wuu J, Leurgans S, Stebbins GT. Inter-Rater agreement and factor analysis of the Global Dystonia Rating Scale. Movement Disorders 2002;17(5):1109.
  2. Comella CL, Wuu J, Leurgans S, The Dystonia Study Group. Inter-Rater agreement for the Ancillary Nonmotor Rating Scales included in the Unified Dystonia Rating Scale and the Burke-Fahn-Marsden Rating Scale for Dystonia. Movement Disorders 2002;17(5):1142.
  3. Comella CL, Leugans S, Wuu J, Stebbins GT, Chmura T and the Dystonia Study Group. Rating Scales for Dystonia: A multi-center assessment. Movement Disorders 2003;18(3):303-312.
  4. Comella CL and the Dystonia Study Group. Rating scales for dystonia: a comparison of the Unified Dystonia Rating scale, the Fahn-Marsden rating scale, and the Global dystonia rating scale. Advances in Neurology 2003; 91:362-370.
  5. Comella CL, Jankovic J, Shannon KM, Tsui J, Swenson M, Leurgans S, Fan W and the Dystonia Study Group. Comparison of botulinum toxin serotypes A and B for the treatment of cervical dystonia. Neurology 2005;65:1423-1429.
  6. Comella CL, Fan W, Leurgans S, Stebbins G, and the Dystonia Study Group. Factor structure and internal consistency of the Toronto Western Spasmodic Torticollis Rating Scale (TWSTRS). Neurology 2005; 64 (Suppl 1):A129.
  7. Barbano RL, Comella CL, Fan W, Leurgans SE. The Dystonia Group. Utility of adjunctive electromyography in botulinum toxin injection for cervical dystonia. Movement Disorders 2005 20(Suppl 10):P64.
  8. Comella, CL. Can families be screened for cervical dystonia using a telephone interview. Nat Clin PRact Neurol 2006;2:20-1.
  9. Comella C, Fan W, Leurgans S, and the Dystonia Study Group. Factors associated with dysphagia after treatment with Botulinum toxins serotype A and B. Neurology 2006;66(suppl 2):A252.

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